Home / 56,942.30-78,574.40-33,064.30

Finding the Fourth Proportional to 56,942.30, 78,574.40 and 33,064.30

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Solution

The fourth proportional to 56,942.30, 78,574.40 and 33,064.30 is: 45,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942.30 : 78,574.40 = 33,064.30 : x
  2. Step 2: Convert to fraction form
    56,942.30/78,574.40 = 33,064.30/x
  3. Step 3: Cross multiply
    56,942.30x = 78,574.40 × 33,064.30
  4. Step 4: Simplify right side
    56,942.30x = 2,598,007,533.92
  5. Step 5: Solve for x
    x = 2,598,007,533.92/56,942.30
  6. Step 6: Final answer
    x = 45,625.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.